<?php
/* l-b
 * This file is part of ES Search.
 * 
 * Copyright (c) 2009 Jacob Essex
 * 
 * Foobar is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * ES Search is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with ES Search. If not, see <http://www.gnu.org/licenses/>.
 * l-b */

/**
 * Helper class to ensure a url is an acceptable length to be printed. If it
 * isn't, it removed the middle of it.
 *
 */
class Zend_View_Helper_TrimUrl{
    /**
     * Ensure the url is less than about 64 characters
     *
     * @param string $string
     * @return string
     */
    public function trimUrl($string){
        $string = (string)$string;
        if ( strlen($string) < 64 ){
            return $string;
        }
        return substr($string, 0, 32) .'... &nbsp ...'. substr($string,-24);
    }
}